* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
.ml-5 {
  margin-left: 5px;
}

.ml-10 {
  margin-left: 10px;
}

.ml-20 {
  margin-left: 20px;
}

.ml-40 {
  margin-left: 40px;
}

.mr-5 {
  margin-right: 5px;
}

.pd-10 {
  padding: 10px 0;
}

.ivu-btn {
  border-radius: 10px!important;
}